Security Engineer

APR 2022 - JUL 2025

• Monitored and investigated security events across 1,000+ endpoints and servers using SIEM Splunk, reducing mean time to detect (MTTD) by 35% through alert tuning and correlation rules
• Implemented and managed EDR/XDR solutions Microsoft Defender, containing malware and suspicious activity with 98% incident resolution within SLA
• Conducted continuous vulnerability scanning and remediation using Nessus, prioritizing CVEs by CVSS score and reducing critical vulnerabilities by 45%
• Secured AWS cloud environments by enforcing IAM least-privilege access, MFA, and logging, cutting unauthorized access attempts by 40%
• Performed incident response activities including triage, containment, and root-cause analysis, successfully handling 50+ security incidents with zero business disruption
• Hardened network security controls by configuring firewalls, IDS/IPS, and VPNs, improving threat blocking efficiency and reducing false positives by 30%
• Supported ISO 27001 / NIST compliance initiatives by implementing technical controls, closing audit gaps, and contributing to 100% successful audit outcomes

Jrn Security Analyst

FEB 2021 - MAR 2022

• Monitored and analyzed over 1,200 daily security alerts via SIEM tool(Splunk), reducing false positives by 25% through improved alert tuning.
• Investigated and escalated an average of 15 potential incidents per week, ensuring timely containment of malware, phishing, and unauthorized access attempts.
• Assisted in vulnerability scanning across 250+ endpoints and 10 servers, identifying and helping remediate 95% of critical vulnerabilities within SLA.
• Supported patch management and system hardening, contributing to a 30% improvement in system compliance with internal security baselines.
• Documented incident reports and root-cause analyses, improving team knowledge base and response time by 20%.
• Collaborated with IT support and network teams to enforce security controls (e.g., password policy, MFA rollout), leading to a 40% reduction in account lockout incidents.
• Conducted phishing simulations for 80+ staff members; tracked results and helped achieve a 60% improvement in phishing awareness scores.
• Produced weekly security metrics dashboards for management, visualizing incident trends and control performance across business units.
• Performed weekly assessments of all websites and software to look for potential problems and crashes.
• Assisted in security awareness training, reaching 100+ employees and helping reduce security violations by 15% in quarterly reviews.

Jrn Full Stack Developer

AUG 2020 - JAN 2021

• Designing and developing APIs.
• Analyzed and optimized performance bottlenecks in +10 existing back-end systems.
• Worked in an agile methodology development environment, acquiring project planning and project management skills.
• Developed app integration with SOAP / REST and other APIs for payment processors, Google Maps, social media logins among other services.
• Increased the API execution time 2x by developing them using Nodejs.
• Created security and data protection settings.
• Troubleshooted, debugged and upgraded software.
• Provided technical support to high-level users.
• Performed weekly assessments of all websites and software to look for potential problems and crashes.
• Used user feedback to identify and correct problems with a client's website.
• Optimizing copy and landing pages for search engine optimization.
• Assisted in setting 10+ automated and autonomous designs for intelligent business decisions.

Master's degree, Cybersecurity

BTech, Computer Science & Engineering

JUNE 2016 - JUL 2020